211985718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{56711}}^1$

素因数の和:56812

約数の個数: 32

約数和(自身を含む): 489991680

約数和(自身を除く): 278005962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 56711, 113422, 170133, 340266, 396977, 793954, 1190931, 2381862, 5047279, 10094558, 15141837, 30283674, 35330953, 70661906, 105992859, 211985718]

約数ペア:

[(1, 211985718), (2, 105992859), (3, 70661906), (6, 35330953), (7, 30283674), (14, 15141837), (21, 10094558), (42, 5047279), (89, 2381862), (178, 1190931), (267, 793954), (534, 396977), (623, 340266), (1246, 170133), (1869, 113422), (3738, 56711)]